/* ===== RESET & BASE ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --teal-900: #134f4a;
    --teal-800: #115e59;
    --teal-700: #0d9488;
    --teal-600: #0f766e;
    --teal-500: #14b8a6;
    --teal-100: #ccfbf1;
    --teal-50:  #f0fdfa;
    --slate-950: #0f172a;
    --slate-900: #1e293b;
    --slate-800: #334155;
    --slate-700: #475569;
    --slate-600: #64748b;
    --slate-500: #94a3b8;
    --slate-400: #cbd5e1;
    --slate-300: #e2e8f0;
    --slate-200: #f1f5f9;
    --slate-100: #f8fafc;
    --slate-50:  #fafafa;
    --white: #ffffff;
    --font-serif: 'Lora', Georgia, 'Times New Roman', serif;
    --font-sans: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: 0.3s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--slate-800);
    background: var(--white);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition);
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--slate-200);
    transition: box-shadow var(--transition);
}

.navbar.scrolled {
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.nav-logo {
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.logo-serif {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--slate-900);
    letter-spacing: -0.01em;
}

.logo-sans {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--teal-700);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--slate-600);
    letter-spacing: 0.02em;
    transition: color var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--teal-700);
    transition: width var(--transition);
}

.nav-links a:hover {
    color: var(--slate-900);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--teal-700) !important;
    color: var(--white) !important;
    padding: 10px 24px;
    border-radius: 100px;
    font-size: 0.82rem !important;
    font-weight: 600 !important;
    letter-spacing: 0.04em !important;
    text-transform: uppercase;
    transition: background var(--transition), transform var(--transition) !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--teal-800) !important;
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.hamburger {
    width: 22px;
    height: 2px;
    background: var(--slate-800);
    transition: var(--transition);
    display: block;
}

.hamburger::before,
.hamburger::after {
    content: '';
    width: 22px;
    height: 2px;
    background: var(--slate-800);
    transition: var(--transition);
    display: block;
}

.nav-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== HERO ===== */
.hero {
    margin-top: 76px;
    min-height: calc(100vh - 76px);
    background: linear-gradient(135deg, var(--slate-950) 0%, var(--slate-900) 50%, var(--teal-900) 100%);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 70% 50%, rgba(13, 148, 136, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    color: var(--white);
}

.hero-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--teal-500);
    margin-bottom: 24px;
    padding: 8px 16px;
    border: 1px solid rgba(20, 184, 166, 0.3);
    border-radius: 100px;
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.8rem, 5vw, 4.5rem);
    font-weight: 600;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-headline br {
    display: block;
}

.hero-sub {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--slate-400);
    margin-bottom: 40px;
    max-width: 480px;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-detail {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--slate-400);
    font-size: 0.88rem;
    margin-bottom: 8px;
}

.hero-detail svg {
    color: var(--teal-500);
    flex-shrink: 0;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 100px;
    font-size: 0.88rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: all var(--transition);
}

.btn-primary {
    background: var(--teal-700);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--teal-600);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(13, 148, 136, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

/* ===== HERO IMAGE ===== */
.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.hero-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    border: 2px solid var(--teal-700);
    border-radius: 12px;
    z-index: -1;
    opacity: 0.5;
}

/* ===== SECTION COMMON ===== */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--teal-700);
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 600;
    color: var(--slate-900);
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-sub {
    font-size: 1.05rem;
    color: var(--slate-600);
    max-width: 560px;
    margin: 0 auto;
    font-weight: 300;
    line-height: 1.8;
}

/* ===== SERVICES ===== */
.services {
    padding: 120px 0;
    background: var(--slate-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: 16px;
    border: 1px solid var(--slate-200);
    transition: all var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
    border-color: var(--teal-100);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-50);
    border-radius: 14px;
    margin-bottom: 24px;
    color: var(--teal-700);
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    background: var(--teal-700);
    color: var(--white);
}

.service-name {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 12px;
}

.service-desc {
    font-size: 0.92rem;
    color: var(--slate-600);
    line-height: 1.7;
    font-weight: 300;
}

/* ===== ABOUT ===== */
.about {
    padding: 120px 0;
    background: var(--white);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 80px;
    align-items: center;
}

.about-image-wrap {
    position: relative;
}

.about-image-wrap img {
    width: 100%;
    height: 620px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.1);
}

.about-accent {
    position: absolute;
    top: -16px;
    left: -16px;
    width: 120px;
    height: 120px;
    border-top: 3px solid var(--teal-700);
    border-left: 3px solid var(--teal-700);
    border-radius: 16px 0 0 0;
}

.about-content {
    padding: 20px 0;
}

.about-text {
    font-size: 1rem;
    color: var(--slate-700);
    line-height: 1.9;
    margin-bottom: 20px;
    font-weight: 300;
}

.about-text em {
    color: var(--teal-700);
    font-style: italic;
    font-family: var(--font-serif);
}

.about-signature {
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--slate-200);
}

.signature-name {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--slate-900);
    font-style: italic;
}

.signature-title {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--slate-500);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-top: 4px;
}

/* ===== GALLERY ===== */
.gallery {
    padding: 120px 0;
    background: var(--slate-50);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.4) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition);
    border-radius: 12px;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-item:hover::after {
    opacity: 1;
}

/* ===== TESTIMONIALS ===== */
.testimonials {
    padding: 120px 0;
    background: var(--slate-900);
}

.testimonials .section-tag {
    color: var(--teal-500);
}

.testimonials .section-title {
    color: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 40px 32px;
    transition: all var(--transition);
}

.testimonial-card:hover {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(20, 184, 166, 0.3);
    transform: translateY(-4px);
}

.testimonial-quote {
    margin-bottom: 20px;
    color: var(--teal-500);
}

.testimonial-text {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--slate-300);
    margin-bottom: 24px;
    font-weight: 300;
    font-style: italic;
    font-family: var(--font-serif);
}

.testimonial-author {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--slate-500);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ===== CONTACT ===== */
.contact {
    padding: 120px 0;
    background: var(--white);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info {
    padding-top: 20px;
}

.contact-desc {
    font-size: 1.05rem;
    color: var(--slate-600);
    line-height: 1.8;
    margin-bottom: 40px;
    font-weight: 300;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-50);
    border-radius: 14px;
    color: var(--teal-700);
    flex-shrink: 0;
}

.contact-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--slate-500);
    margin-bottom: 4px;
}

.contact-value {
    display: block;
    font-size: 0.95rem;
    color: var(--slate-800);
    line-height: 1.6;
}

.contact-value a {
    color: var(--teal-700);
}

.contact-value a:hover {
    color: var(--teal-600);
    text-decoration: underline;
}

/* ===== FORM ===== */
.contact-form-wrap {
    background: var(--slate-50);
    border-radius: 20px;
    padding: 48px;
    border: 1px solid var(--slate-200);
}

.form-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--slate-700);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    border: 1.5px solid var(--slate-200);
    border-radius: 10px;
    font-family: var(--font-sans);
    font-size: 0.92rem;
    color: var(--slate-800);
    background: var(--white);
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
}

.form-input::placeholder {
    color: var(--slate-400);
}

.form-input:focus {
    border-color: var(--teal-700);
    box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-success {
    display: none;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--teal-50);
    border: 1px solid var(--teal-100);
    border-radius: 10px;
    color: var(--teal-800);
    font-size: 0.92rem;
    font-weight: 500;
    margin-top: 16px;
}

.form-success.show {
    display: flex;
}

.form-success svg {
    color: var(--teal-700);
    flex-shrink: 0;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--slate-950);
    padding: 80px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
    display: inline-flex;
    align-items: baseline;
    gap: 6px;
    margin-bottom: 16px;
}

.footer-logo .logo-serif {
    color: var(--white);
}

.footer-logo .logo-sans {
    color: var(--teal-500);
}

.footer-tagline {
    font-size: 0.92rem;
    color: var(--slate-500);
    line-height: 1.7;
    font-weight: 300;
    max-width: 280px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--slate-400);
    font-weight: 400;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--teal-500);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact p {
    font-size: 0.88rem;
    color: var(--slate-500);
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 300;
}

.footer-contact a {
    color: var(--slate-400);
}

.footer-contact a:hover {
    color: var(--teal-500);
}

.footer-bottom {
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--slate-600);
    font-weight: 300;
}

/* ===== SCROLL REVEAL (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== MOBILE MENU ===== */
@media (max-width: 900px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 76px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 32px 24px;
        gap: 24px;
        border-bottom: 1px solid var(--slate-200);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
        transform: translateY(-120%);
        opacity: 0;
        transition: transform 0.4s ease, opacity 0.4s ease;
        pointer-events: none;
    }

    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-sub {
        margin: 0 auto 40px;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-details {
        justify-content: center;
    }

    .hero-image {
        max-width: 400px;
        margin: 0 auto;
    }

    .hero-image img {
        height: 450px;
    }

    .hero-image-accent {
        display: none;
    }

    .services-grid {
        grid-template-columns: 1fr 1fr;
    }

    .about-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about-image-wrap img {
        height: 400px;
    }

    .gallery-grid {
        grid-template-columns: 1fr 1fr;
    }

    .gallery-item img {
        height: 280px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 560px;
        margin: 0 auto;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .contact-form-wrap {
        padding: 32px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 560px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .gallery-item img {
        height: 260px;
    }

    .contact-form-wrap {
        padding: 24px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}